In this context, Dr. Samir Sami, a nutritionist and obesity treatment specialist, Director of the Emirati-Japanese Diet Center, offers a set of solutions to increase a healthy weight, explaining that weight loss or thinness is due to several factors, which may be pathological, genetic, psychological, not eating enough food, or an imbalance in the diet. He adds: the causes of weight loss are many, for example, poor absorption of food from the gastrointestinal tract in cases of infection with parasites and worms, as well as in cases of colon diseases, gastrointestinal tumors, and this may happen in the case of diabetes or chronic diarrhea, or increased secretion of the thyroid gland, and surgery or physical injuries, or exposure to psychological stress or life influences, can lead to loss of appetite and weight loss. He said that weight loss may also result from taking some drugs, such as anti-tumor ones, or exposure to therapeutic radiation, as the side effects of this type of treatment may lead to vomiting, and then weight loss. And there is a thin person who thinks that he is overweight too much, and he may be sick with a psychological disease such as, “anorexia nervosa”, where he abstains from food, wanting to lose the weight that he imagines that he is overweight. Tips for gaining weight and beautifies it in nine steps:? Make sure to eat three main meals regularly without canceling any of them, including snacks on normal days. ? The lesson is not how much, but how, focusing on the content of the foods you eat and their nutritional value. ? Try to increase the amount of food you eat. ? Eat milk, juices, fresh and dried fruits rich in high calories, such as dates, figs, grapes or raisins, oranges, mangoes, and others, whatever your heart desires in abundance. ? Regular moderate sport, because of its role in psychological satisfaction and starvation, which pushes you to eat more daily amount of food. ? Eat the most important, the least important in nutritional value, and be careful not to miss the main meals. ? Eat a sufficient amount of starchy substances, such as rice, bread, pasta, potatoes and animal proteins, because of their important role in building body cells, and do not forget about the sources of energy in fats, butter, margarine, cream and others, but with balance in all these food groups, as regulated by the food pyramid, or the food Dome affiliated to the Arab Center for nutrition. ? Refrain from smoking. ? Take vitamins under medical supervision, after conducting analyzes and medical examinations.